Where does water from precipitation go in watershed
a. into groundwater only
b. into surface water only
c. into neither surface or groundwater
d. into both surface and ground water

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

Which of the following shows the correct order in which light information travels through the eye? (2 points) lens, pupil, retina, optic nerve pupil, lens, retina, optic nerve pupil, lens, optic nerve, retina lens, pupil, optic nerve, retina

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure